54163843 has 2 divisors, whose sum is σ = 54163844. Its totient is φ = 54163842.

The previous prime is 54163831. The next prime is 54163861. The reversal of 54163843 is 34836145.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54163843 - 2²⁵ = 20609411 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54163799 and 54163808.

It is not a weakly prime, because it can be changed into another prime (54163943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27081921 + 27081922.

It is an arithmetic number, because the mean of its divisors is an integer number (27081922).

Almost surely, 2^54163843 is an apocalyptic number.

54163843 is a deficient number, since it is larger than the sum of its proper divisors (1).

54163843 is an equidigital number, since it uses as much as digits as its factorization.

54163843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 34.

The square root of 54163843 is about 7359.6088890647. The cubic root of 54163843 is about 378.3582053723.

Adding to 54163843 its reverse (34836145), we get a palindrome (88999988).

The spelling of 54163843 in words is "fifty-four million, one hundred sixty-three thousand, eight hundred forty-three".